package opearaion;

import book.BookList;

import java.util.Scanner;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: LXW
 * Date: 2021-12-09
 * Time: 12:14
 */
public interface IOperation {
    public void work (BookList booklist);
    Scanner scanner = new Scanner(System.in);
}
